Beta RR 390 2022 vs. Beta RR Race 4T 390 2025

Technical Specifications Beta RR 390 2022 compared to Beta RR Race 4T 390 2025

Beta RR 390 2022

Beta RR Race 4T 390 2025

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Differences

Beta RR 390 2022

Beta RR Race 4T 390 2025

Engine and Drive Train

Bore	Bore	88 mm	Bore	88 mm
Stroke	Stroke	63.4 mm	Stroke	63.4 mm
Compression Ratio	Compression Ratio	12.48	Compression Ratio	12.48
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Displacement	Displacement	385.6 ccm	Displacement	385.6 ccm

Chassis

Frame	Frame	Chromium-molybdenum	Frame	Chromium-molybdenum
Frame type	Frame type	Double cradle	Frame type	Double cradle

Dimensions and Weights

Length	Length	2,180 mm	Length	2,180 mm
Width	Width	815 mm	Width	815 mm
Height	Height	1,270 mm	Height	1,270 mm
Wheelbase	Wheelbase	1,490 mm	Wheelbase	1,490 mm